diff --git a/nc_sky_isgen/init.lua b/nc_sky_isgen/init.lua
index dff0546..a8ff541 100644
--- a/nc_sky_isgen/init.lua
+++ b/nc_sky_isgen/init.lua
@@ -507,6 +507,7 @@ minetest.register_chatcommand("reset",{
     local pl = players[name]
     if pl then
       players[name] = nil
+      table.insert(cells,{pos=is.pos,valid=is.valid})
     end
     gen_island_pos(name)
   end